慢性充血性心力衰竭(CHF)为多种病因导致心肌舒缩功能受损最终失代偿而出现的临床综合征，为内科常见危重病症。
Chronic congestive heart failure (CHF) is a kind of syndrome caused by various of heart diseases, which is a common and serious disease.
目的探讨心肌速率阶差m VG评价左室舒缩功能的价值。
Objective to analyze the clinical value of peak myocardial velocity gradient (MVG) as a noninvasive indicator of left ventricular (LV) systolic or diastolic function.
各个离子通道间相互协调，维持心肌细胞及心脏的正常舒缩功能。
The various ion channels Coordination to maintain normal myocardial systolic and diastolic function.
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